package edu.fdzc.learn.mapper;

import edu.fdzc.learn.entity.CouStu;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface CouStuMapper {
    void insert(int courseId, int studentId);

    CouStu findBySId(int courseId, int studentId);

    void delete(int courseId ,int studentId);
}
